Spring bottom for beds,申请号US19320593807-传众专利搜索

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发明名称	Spring bottom for beds
摘要
申请公布号	US1991205(A)	申请公布日期	1935.02.12
申请号	US19320593807	申请日期	1932.02.18
申请人	MAX GURSKY	发明人	GURSKY MAX
分类号	A47C23/043	主分类号	A47C23/043
代理机构		代理人
主权项
地址

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